Asaki 48-73138A40 73138A45 Aluminum Propeller Replacement for Mercury Mariner 25-70 HP Outboard Engines, 3X10-1/4 X 14" D, 13 Spline Tooth, 3 Blade Right Hand Rotation

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Management number 214558503 Release Date 2026/04/12 List Price $52.00 Model Number 214558503
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Premium Aluminum Propeller Replacement for Mercury & Mariner Outboards (25-70 HP)restore your vessel's performance with this precision-engineered aftermarket propeller. Designed to replicate the hydrodynamics of original equipment, this propeller acts as the final link in your drive train, translating engine horsepower into reliable, usable thrust.CRITICAL SPECIFICATIONS - PLEASE VERIFY BEFORE ORDERING: To ensure this is the correct part for your engine, please check your current propeller for the following measurements:OEM Reference Numbers: 48-73138A40, 73138A40 Mercury Number: 48-73138A45, 73138A45Diameter: 10-1/4 InchPitch: 14 InchSpline Tooth Count: 13 Splines (Count the grooves on the prop shaft)Rotation: Right Hand (Standard)Number of Blades: 3Material: High-Quality Aluminum AlloyCOMPATIBILITY GUIDE: This propeller is compatible with the following Mercury and Mariner Outboard models (2-Stroke & 4-Stroke applications where specified specs match):35 HP Models: 35 HP (2 Cyl) Serial: 209608 & Up (Canada) Serial: 6445653 Thru 0B110788 (USA) Serial: 9384476 & Up (Belgium)40 HP Models (Twin Carb w/ Oil Injection): 40 HP Mariner (Twin Carb) Serial: 6E9-015001 & Up Serial: 6E9-150001 & Up Serial: 6E9-350001 & Up Serial: 6E9-450001 & Up (Belgium)45 HP Models (4 Cylinder): 45 HP (4 Cyl) Serial: 5531630 Thru 0B110788 (USA) Serial: 7143688 Thru 0A719280 (Canada) Serial: 8063985 & Up Serial: 9248006 Thru 9466691 (Belgium)50 HP Models: 50 HP (4 Cyl) & 50 HP (3 Cyl) Serial: 5531630 & Up (USA - 4 Cyl) Serial: 6428681 Thru 0B122929 (USA) Serial: 7143688 & Up (Canada - 4 Cyl) Serial: 7208333 Thru 0A721307 (Canada - 3 Cyl) Serial: 8063985 & Up (Belgium - 4 Cyl) Serial: 9248006 & Up (Belgium - 4 Cyl) Serial: 9385911 Thru 9469199 (Belgium - 3 Cyl)55 HP & 60 HP Models: 55 HP (Standard) & W-55 (Marathon) 60 HP (3 Cyl) Serial: 6428681 Thru 0B122929 (USA) Serial: 7208333 Thru 0A721307 (Canada) Serial: 9385911 Thru 9469199 (Belgium)NOTE: This is an aftermarket replacement part produced to meet or exceed OEM specifications. All brand names and models are listed for compatibility reference only.

  • Replaces OEM part numbers 48-73138A40, 48-73138A45, and 73138A45; Compatible with Mercury and Mariner Outboard models ranging from 25HP to 70HP, including specific fitment for 35HP, 40HP (Twin Carb), 45HP (4 Cyl), 50HP, 55HP (Marathon), and 60HP (3 Cyl) engines with standard gearcases
  • Functions as the critical final link that translates engine horsepower into usable thrust; The 10-1/4 inch diameter and 14-inch pitch design provides excellent lift and acceleration (hole shot) while maintaining top-end speed stability for various boat hulls
  • Engineered to match original equipment dimensions for a hassle-free installation; Features a precision-machined 13-spline hub system that ensures a secure, vibration-free connection to the propeller shaft
  • Constructed from heavy-duty aluminum alloy specifically treated for saltwater and freshwater environments; The finish offers superior resistance to galvanic corrosion and impact, ensuring reliability during extended boating sessions
  • Rubber is inside with the propeller as the picture shown; Propeller send is exactly same as the picture listed, just need to put on the propeller shaft for installation and it can be used
  • Premium materials matching OEM grade standards deliver consistent performance and fuel efficiency. Note: This is an aftermarket replacement part, not an original Mercury Marine component; Please verify spline count (13) and pitch (14") before ordering
Brand Name Asaki
Sport Type Boating
Part Number 48-73138A40
Manufacturer Boat Propeller
Number of Items 1

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